//***************************************************************************** // // timer.h // // Prototypes for the timer module // // Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/ // // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions // are met: // // Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // // Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in the // documentation and/or other materials provided with the // distribution. // // Neither the name of Texas Instruments Incorporated nor the names of // its contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // //***************************************************************************** #ifndef __TIMER_H__ #define __TIMER_H__ //***************************************************************************** // // If building with a C++ compiler, make all of the definitions in this header // have a C binding. // //***************************************************************************** #ifdef __cplusplus extern "C" { #endif //***************************************************************************** // // Values that can be passed to TimerConfigure as the ulConfig parameter. // //***************************************************************************** #define TIMER_CFG_ONE_SHOT 0x00000021 // Full-width one-shot timer #define TIMER_CFG_ONE_SHOT_UP 0x00000031 // Full-width one-shot up-count // timer #define TIMER_CFG_PERIODIC 0x00000022 // Full-width periodic timer #define TIMER_CFG_PERIODIC_UP 0x00000032 // Full-width periodic up-count // timer #define TIMER_CFG_SPLIT_PAIR 0x04000000 // Two half-width timers #define TIMER_CFG_A_ONE_SHOT 0x00000021 // Timer A one-shot timer #define TIMER_CFG_A_ONE_SHOT_UP 0x00000031 // Timer A one-shot up-count timer #define TIMER_CFG_A_PERIODIC 0x00000022 // Timer A periodic timer #define TIMER_CFG_A_PERIODIC_UP 0x00000032 // Timer A periodic up-count timer #define TIMER_CFG_A_CAP_COUNT 0x00000003 // Timer A event counter #define TIMER_CFG_A_CAP_COUNT_UP 0x00000013 // Timer A event up-counter #define TIMER_CFG_A_CAP_TIME 0x00000007 // Timer A event timer #define TIMER_CFG_A_CAP_TIME_UP 0x00000017 // Timer A event up-count timer #define TIMER_CFG_A_PWM 0x0000000A // Timer A PWM output #define TIMER_CFG_B_ONE_SHOT 0x00002100 // Timer B one-shot timer #define TIMER_CFG_B_ONE_SHOT_UP 0x00003100 // Timer B one-shot up-count timer #define TIMER_CFG_B_PERIODIC 0x00002200 // Timer B periodic timer #define TIMER_CFG_B_PERIODIC_UP 0x00003200 // Timer B periodic up-count timer #define TIMER_CFG_B_CAP_COUNT 0x00000300 // Timer B event counter #define TIMER_CFG_B_CAP_COUNT_UP 0x00001300 // Timer B event up-counter #define TIMER_CFG_B_CAP_TIME 0x00000700 // Timer B event timer #define TIMER_CFG_B_CAP_TIME_UP 0x00001700 // Timer B event up-count timer #define TIMER_CFG_B_PWM 0x00000A00 // Timer B PWM output //***************************************************************************** // // Values that can be passed to TimerIntEnable, TimerIntDisable, and // TimerIntClear as the ulIntFlags parameter, and returned from TimerIntStatus. // //***************************************************************************** #define TIMER_TIMB_DMA 0x00002000 // TimerB DMA Done interrupt #define TIMER_TIMB_MATCH 0x00000800 // TimerB match interrupt #define TIMER_CAPB_EVENT 0x00000400 // CaptureB event interrupt #define TIMER_CAPB_MATCH 0x00000200 // CaptureB match interrupt #define TIMER_TIMB_TIMEOUT 0x00000100 // TimerB time out interrupt #define TIMER_TIMA_DMA 0x00000020 // TimerA DMA Done interrupt #define TIMER_TIMA_MATCH 0x00000010 // TimerA match interrupt #define TIMER_CAPA_EVENT 0x00000004 // CaptureA event interrupt #define TIMER_CAPA_MATCH 0x00000002 // CaptureA match interrupt #define TIMER_TIMA_TIMEOUT 0x00000001 // TimerA time out interrupt //***************************************************************************** // // Values that can be passed to TimerControlEvent as the ulEvent parameter. // //***************************************************************************** #define TIMER_EVENT_POS_EDGE 0x00000000 // Count positive edges #define TIMER_EVENT_NEG_EDGE 0x00000404 // Count negative edges #define TIMER_EVENT_BOTH_EDGES 0x00000C0C // Count both edges //***************************************************************************** // // Values that can be passed to most of the timer APIs as the ulTimer // parameter. // //***************************************************************************** #define TIMER_A 0x000000ff // Timer A #define TIMER_B 0x0000ff00 // Timer B #define TIMER_BOTH 0x0000ffff // Timer Both //***************************************************************************** // // Values that can be passed to TimerSynchronize as the ulTimers parameter. // //***************************************************************************** #define TIMER_0A_SYNC 0x00000001 // Synchronize Timer 0A #define TIMER_0B_SYNC 0x00000002 // Synchronize Timer 0B #define TIMER_1A_SYNC 0x00000004 // Synchronize Timer 1A #define TIMER_1B_SYNC 0x00000008 // Synchronize Timer 1B #define TIMER_2A_SYNC 0x00000010 // Synchronize Timer 2A #define TIMER_2B_SYNC 0x00000020 // Synchronize Timer 2B #define TIMER_3A_SYNC 0x00000040 // Synchronize Timer 3A #define TIMER_3B_SYNC 0x00000080 // Synchronize Timer 3B //***************************************************************************** // // Values that can be passed to TimerDMAEventSet() or returned from // TimerDMAEventGet(). // //***************************************************************************** #define TIMER_DMA_MODEMATCH_B 0x00000800 #define TIMER_DMA_CAPEVENT_B 0x00000400 #define TIMER_DMA_CAPMATCH_B 0x00000200 #define TIMER_DMA_TIMEOUT_B 0x00000100 #define TIMER_DMA_MODEMATCH_A 0x00000010 #define TIMER_DMA_CAPEVENT_A 0x00000004 #define TIMER_DMA_CAPMATCH_A 0x00000002 #define TIMER_DMA_TIMEOUT_A 0x00000001 //***************************************************************************** // // Prototypes for the APIs. // //***************************************************************************** extern void TimerEnable(unsigned long ulBase, unsigned long ulTimer); extern void TimerDisable(unsigned long ulBase, unsigned long ulTimer); extern void TimerConfigure(unsigned long ulBase, unsigned long ulConfig); extern void TimerControlLevel(unsigned long ulBase, unsigned long ulTimer, tBoolean bInvert); extern void TimerControlEvent(unsigned long ulBase, unsigned long ulTimer, unsigned long ulEvent); extern void TimerControlStall(unsigned long ulBase, unsigned long ulTimer, tBoolean bStall); extern void TimerPrescaleSet(unsigned long ulBase, unsigned long ulTimer, unsigned long ulValue); extern unsigned long TimerPrescaleGet(unsigned long ulBase, unsigned long ulTimer); extern void TimerPrescaleMatchSet(unsigned long ulBase, unsigned long ulTimer, unsigned long ulValue); extern unsigned long TimerPrescaleMatchGet(unsigned long ulBase, unsigned long ulTimer); extern void TimerLoadSet(unsigned long ulBase, unsigned long ulTimer, unsigned long ulValue); extern unsigned long TimerLoadGet(unsigned long ulBase, unsigned long ulTimer); extern unsigned long TimerValueGet(unsigned long ulBase, unsigned long ulTimer); extern void TimerValueSet(unsigned long ulBase, unsigned long ulTimer, unsigned long ulValue); extern void TimerMatchSet(unsigned long ulBase, unsigned long ulTimer, unsigned long ulValue); extern unsigned long TimerMatchGet(unsigned long ulBase, unsigned long ulTimer); extern void TimerIntRegister(unsigned long ulBase, unsigned long ulTimer, void (*pfnHandler)(void)); extern void TimerIntUnregister(unsigned long ulBase, unsigned long ulTimer); extern void TimerIntEnable(unsigned long ulBase, unsigned long ulIntFlags); extern void TimerIntDisable(unsigned long ulBase, unsigned long ulIntFlags); extern unsigned long TimerIntStatus(unsigned long ulBase, tBoolean bMasked); extern void TimerIntClear(unsigned long ulBase, unsigned long ulIntFlags); extern void TimerDMAEventSet(unsigned long ulBase, unsigned long ulDMAEvent); extern unsigned long TimerDMAEventGet(unsigned long ulBase); //***************************************************************************** // // Mark the end of the C bindings section for C++ compilers. // //***************************************************************************** #ifdef __cplusplus } #endif #endif // __TIMER_H__